Peak ledger
Thursday, August 13, 2026
Our call
◇ 3%
CLEAR · window 2:00 PM CT–5:00 PM CT
the chance the day would set August's peak
The day
88.1 GW
max system load
Outcome
RANK 2
beaten, the month leader is 87.1 GW
What was behind the 3%
- Forecast max
- 89.3 GW
- Month max
- 88.1 GW
- Margin
- 1.1 GW
- Temp anomaly
- -0.1 °F
- Est. curtailment
- 1.5 GW
- Est. battery
- -0.2 GW
- p (raw)
- 46%
- p (final)
- 3%
model hybrid-1.1.0 · computed 11:58 PM CT · stress-test these drivers →
This day ranks #2 of 13 observed days this month. Watch the replay → · See the full month ladder →
All values from real ERCOT feeds. Calls are logged to an append-only hash chain before intervals close (methodology). Free to republish with a link: "Peak data by WattMarkets".